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Finding the Fourth Proportional to 431,355.33, 595,274.27 and 237,770.06

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Solution

The fourth proportional to 431,355.33, 595,274.27 and 237,770.06 is: 328,124.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,355.33 : 595,274.27 = 237,770.06 : x
  2. Step 2: Convert to fraction form
    431,355.33/595,274.27 = 237,770.06/x
  3. Step 3: Cross multiply
    431,355.33x = 595,274.27 × 237,770.06
  4. Step 4: Simplify right side
    431,355.33x = 141,538,394,729.14
  5. Step 5: Solve for x
    x = 141,538,394,729.14/431,355.33
  6. Step 6: Final answer
    x = 328,124.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.